$normal-avatar: 80px;
$small-avatar: 32px;

.ui-avatar {
  height: $normal-avatar;
  width: $normal-avatar;
  border-radius: 50%;
  overflow: hidden;
  background: $background-gray;
  .small {
    height: $small-avatar;
    width: $small-avatar;
  }
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
  }
}